.list-group-item{
  overflow: hidden;
  text-overflow: ellipsis;
}

.active{
  background-color: rgb(40,44,52) !important;
  border-color: rgb(40,44,52) !important;
  color: rgb(97,218,251) !important;
}

/* panel-body去padding */
.panel-body{
  padding: 0 !important;
}

/* PortalsDemo */
.myModal {
  position: fixed;
  width: 300px;
  height: 100px;
  top: 200px;
  left: 50%;
  margin-left: -150px;
  background-color: #000;
  /* opacity: .2; */
  color: #fff;
  text-align: center;
}